P-5

Ancillary Services Prices, Day Ahead Market

04/17/2007

Time StampEastWest
10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)
00:000.20.20.2450.20.20.245
01:000.20.20.2450.20.20.245
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25450.250.250.2545
06:003.993.990.25450.250.250.2545
07:0011.094.590.55570.50.555
08:0020.694.590.55570.50.555
09:0033.254.590.55570.50.555
10:0034.433.890.55570.50.555
11:0034.273.890.55070.50.550
12:0025.143.890.55070.50.550
13:0024.153.89251.58.52251.5
14:0018.773.89251.58.52251.5
15:0018.353.89251.58.52251.5
16:0018.533.89251.58.52251.5
17:0019.053.89251.58.52251.5
18:0016.953.89251.58.52251.5
19:0011.253.490.55570.50.555
20:0019.933.543.5458.0410.043.543.5458.04
21:0018.444.590.55570.50.555
22:0010.053.550.55070.50.550
23:003.093.090.3500.30.30.350